browse_metadata()

Complexity

Conditions	7
Paths	17

Size

Total Lines	75
Code Lines	63

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php 
function browse_metadata($filename, $dir, $ObjectID, $UpdateID, $Result) {

	/* Is file/dir exist? */
	$stat = stat($filename);
	if (false === $stat) { /* No such file/dir. */
		return (array('Result' => '',
				'NumberReturned' => 0,
				'TotalMatches' => 0,
				'UpdateID' => $UpdateID));
	}

	/* Collect data. */
	if (is_writable($filename)) {
		$WriteStatus = 'WRITABLE';
		$Restricted = '0';
	} else {
		$WriteStatus = 'NOT_WRITABLE';
		$Restricted = '1';
	}
	$basefilename = basename($dir);
	if ('0' === $ObjectID) {
		$title = 'root';
		$ParentID = '-1';
	} else {
		$title = xml_encode($basefilename);
		$ParentID = upnp_url_encode(dirname($dir));
	}

	if (is_dir($filename)) { /* Dir. */
		$StorageTotal = disk_total_space($filename);
		$StorageFree = disk_free_space($filename);
		$StorageUsed = ($StorageTotal - $StorageFree);
		$ChildCount = (count(scandir($filename)) - 2);
		$Result = $Result.
		    "<container id=\"$ObjectID\" parentID=\"$ParentID\" restricted=\"$Restricted\" searchable=\"1\" childCount=\"$ChildCount\">".
			"<dc:title>$title</dc:title>".
			'<upnp:class>object.container.storageFolder</upnp:class>'.
			"<upnp:storageTotal>$StorageTotal</upnp:storageTotal>".
			"<upnp:storageFree>$StorageFree</upnp:storageFree>".
			"<upnp:storageUsed>$StorageUsed</upnp:storageUsed>".
			"<upnp:writeStatus>$WriteStatus</upnp:writeStatus>";
		if ('0' === $ObjectID) {
			$Result = $Result.
				'<upnp:searchClass includeDerived="1">object.item.audioItem</upnp:searchClass>'.
				'<upnp:searchClass includeDerived="1">object.item.imageItem</upnp:searchClass>'.
				'<upnp:searchClass includeDerived="1">object.item.videoItem</upnp:searchClass>';
		}
		$Result = $Result.'</container>';
	} else { /* File or playlist. */
		$iclass = upnp_get_class($basefilename, 'object.item.videoItem');
		if ('object.container.storageFolder' === $iclass) { /* Play list as folder! */
			$ChildCount = m3u_calc_items_count($filename);
			$Result = $Result.
			    "<container id=\"$ObjectID\" parentID=\"$ParentID\" restricted=\"$Restricted\" searchable=\"1\" childCount=\"$ChildCount\">".
				"<dc:title>$title</dc:title>".
				'<upnp:class>object.container.storageFolder</upnp:class>'.
			    '</container>';
		} else {
			$date = upnp_date(filectime($filename), 1);
			$size = filesize($filename);
			$mimetype = upnp_mime_content_type($filename);
			$Result = $Result.
			    "<item id=\"$ObjectID\" parentID=\"$ParentID\" restricted=\"$Restricted\">".
				"<dc:title>$title</dc:title>".
				"<dc:date>$date</dc:date>".
				"<upnp:class>$iclass</upnp:class>".
				"<res size=\"$size\" protocolInfo=\"http-get:*:$mimetype:*\">$ObjectID</res>".
			    '</item>';
		}
	}
	$Result = $Result.'</DIDL-Lite>';
	return (array('Result' => $Result,
			'NumberReturned' => 1,
			'TotalMatches' => 1,
			'UpdateID' => $UpdateID));
}